.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: none;
  outline: none;
}

/* 变体 */
.primary {
  background-color: var(--primary-color);
  color: white;
}

.primary:hover {
  background-color: #0051a2;
}

.secondary {
  background-color: var(--secondary-color);
  color: white;
}

.secondary:hover {
  background-color: #5a6268;
}

.outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.outline:hover {
  background-color: rgba(0, 112, 243, 0.1);
}

/* 大小 */
.small {
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
}

.medium {
  padding: 0.5rem 1rem;
  font-size: 1rem;
}

.large {
  padding: 0.75rem 1.5rem;
  font-size: 1.125rem;
}

/* 其他状态 */
.button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.fullWidth {
  width: 100%;
}
